material-implication

material implication

noun Logic.
equivalence ( def 4a ).

Origin:
1900–05

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material implication
 
n
1.  the truth-functional connective that forms a compound sentence from two given sentences and assigns the value false to it only when its antecedent is true and its consequent false, without consideration of relevance; loosely corresponds to the English if … then
2.  a compound sentence formed with this connective

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